package com.lly.bigdata.bgayx.security.service;


import com.lly.bigdata.bgayx.common.constants.em.CommonEnum;
import com.lly.bigdata.bgayx.common.utils.StringUtils;
import com.lly.bigdata.bgayx.entity.SysUser;
import com.lly.bigdata.bgayx.exception.ServiceException;
import com.lly.bigdata.bgayx.service.ISysMenuService;
import com.lly.bigdata.bgayx.service.ISysUserService;
import com.lly.bigdata.bgayx.vo.LoginUser;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Lazy;
import org.springframework.security.core.userdetails.UserDetails;
import org.springframework.security.core.userdetails.UserDetailsService;
import org.springframework.security.core.userdetails.UsernameNotFoundException;
import org.springframework.stereotype.Service;

import java.util.Set;

/**
 * 用户验证处理
 *
 * @author ruoyi
 */
@Service
public class UserDetailsServiceImpl implements UserDetailsService {
    private static final Logger log = LoggerFactory.getLogger(UserDetailsServiceImpl.class);

    @Autowired
    private ISysUserService userService;

    @Autowired
    private ISysMenuService sysMenuService;

    @Override
    public UserDetails loadUserByUsername(String username) throws UsernameNotFoundException {
        SysUser user = userService.getUserByName(username);
        if (StringUtils.isNull(user)) {
            log.info("登录用户：{} 不存在.", username);
            throw new ServiceException("登录用户：" + username + " 不存在");
        } else if (CommonEnum.UserStatus.off.getIdx().equals(user.getStatus())) {
            log.info("登录用户：{} 已被删除.", username);
            throw new ServiceException("对不起，您的账号：" + username + " 已被删除");
        } else if (CommonEnum.UserStatus.no.getIdx().equals(user.getStatus())) {
            log.info("登录用户：{} 已被停用.", username);
            throw new ServiceException("对不起，您的账号：" + username + " 已停用");
        }

        return createLoginUser(user);
    }

    public UserDetails createLoginUser(SysUser user) {
        Set<String> permissionSet = sysMenuService.getUserMenuPermSet(user);
        return new LoginUser(user.getUserId(), user.getUsername(), user.getPassword(), user.getOrgid(), permissionSet);
    }
}
